Home / 40,386.39-55,731.20-22,482.96

Finding the Fourth Proportional to 40,386.39, 55,731.20 and 22,482.96

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Solution

The fourth proportional to 40,386.39, 55,731.20 and 22,482.96 is: 31,025.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,386.39 : 55,731.20 = 22,482.96 : x
  2. Step 2: Convert to fraction form
    40,386.39/55,731.20 = 22,482.96/x
  3. Step 3: Cross multiply
    40,386.39x = 55,731.20 × 22,482.96
  4. Step 4: Simplify right side
    40,386.39x = 1,253,002,340.35
  5. Step 5: Solve for x
    x = 1,253,002,340.35/40,386.39
  6. Step 6: Final answer
    x = 31,025.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.